Enter folowing codes as a password....

Blizzard=enable all cheats

Stormlord=disable all cheats 

Vampire=invincibility

Tornado=have all weapons

Dark*Angel=primary weapons don't over heat

Chimera=infinite secondary weapons

Avalache=infinite after burner usage

Hydra=max upgradecredits

Thunderchild=all ships avaliable

Demon=mission and ending select

Tsunami=enemies dead in one hit